// http://blog.csdn.net/bisword/article/details/2777121
// http://blog.csdn.net/tonyyxm/article/details/22395903
// http://blog.csdn.net/blues1021/article/details/45274509
// http://blog.csdn.net/joqian/article/details/8290389
// https://www.w3.org/TR/PNG/#9Filters

const fs = require('fs');
const zlib = require('zlib');
let PNGLoader = require('./PNGLoader.js');


let png = new PNGLoader('./imgs/test-01.png');
png.once('done', ()=>{
	png.printData();
});
